彻底解决image "pyimage2" doesn't exist

曲速飞跃

1. Exception in Tkinter callback
   
2. Traceback (most recent call last):
   
3.   File "C:\Users\Charlie\AppData\Local\Programs\Python\Python38\lib\tkinter\__init__.py", line 1883, in __call__
   
4.     return self.func(*args)
   
5.   File "D:\my.code\BookBook\BookBook.py", line 95, in look
   
6.     theLabel = tk.Label(look, image=photo)
   
7.   File "C:\Users\Charlie\AppData\Local\Programs\Python\Python38\lib\tkinter\__init__.py", line 3143, in __init__
   
8.     Widget.__init__(self, master, 'label', cnf, kw)
   
9.   File "C:\Users\Charlie\AppData\Local\Programs\Python\Python38\lib\tkinter\__init__.py", line 2567, in __init__
   
10.     self.tk.call(
    
11. _tkinter.TclError: image "pyimage2" doesn't exist

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笨鸟学飞

一个程序中只能存在一个根窗口，也就是说只能存在一个Tk()，其他的窗口只能以顶层窗口（Toplevel()）的形式存在。